Glaciers can move and calving can occur, causing huge icebergs to break away and wreak havoc. |
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As well as the deaths, it also led to other problems including cows calving on board. |
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If the sire was determined to be Angus or Brangus, then conception date was determined by subtracting 283 d from calving date. |
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It will be important to leave enough quota for the spring time when cows start calving again. |
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At river crossings, lakes, or narrow peninsulas, trails converge and funnel towards and away from caribou calving grounds and summer range. |
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He has since made his presence felt by producing quality, easy calving progeny. |
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Out in freezing rain before dawn, out on winter nights for lambing and calving, hill farmers get back injuries, arthritis and lung disease. |
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Successful first breeding and calving of the heifer is only part of a successful replacement strategy. |
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Nah, I live on a farm and I've seen plenty of cows calving and I don't spect aboriginals be much different. |
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While some grizzlies do nothing but hunt during calving time, most continue to graze bucolically on grass and wildflowers. |
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The single dose format also reduces risks associated with excessive handling of animals close to calving. |
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We are not aware of similar data reported for cows calving during different seasons of the year. |
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Farmers have been unable to bring in ewes for lambing after wintering them on hills and in fields, while calving has also been disrupted. |
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Cross-breeding Holstein dairy cows with Jerseys is boosting milk income on Pembrokeshire's spring calving farms. |
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Two stories and a side shed provide space for calving heifers, storing wagons, and fixing equipment. |
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In May and early June the coastal plain serves as the principal calving ground for the Porcupine herd of caribou. |
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It has since been updated with the latest equipment and a new calving unit was provided in 2002 which caters for 48 cows at a time. |
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The first U.S. mad cow was a downer animal, not able to walk due to a uterine rupture while calving. |
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Summer calving in southern and southeastern herds is questionable because of the potential for reduced calf performance. |
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However, the present study indicates Longhorns have a significant advantage in calving ease over Red Poll sires for dams calving at 2 yr of age. |
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Ominously, the calving of monstrous Antarctic icebergs is becoming a regular occurrence. |
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I saw and heard the piercing crack of an iceberg calving and the resounding silence on the top of Ellesmere Island. |
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Hygiene is extremely important around calving, as newborn calves are very vulnerable in the first two to three days after birth. |
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Calves were born between late February and mid May in each calving year and were identified for parentage at birth. |
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Other benefits from this information include more accurate information on bulls calving ease and his daughters production and survival details. |
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Pregnancy rate to artificial insemination was determined from breeding date and subsequent calving date. |
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The dry period is an important opportunity for the animal to recharge her body reserves prior to calving. |
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This enables them to draw sufficient calcium from their own bodies to prevent milk fever after calving. |
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The calcium metabolized by the cow has a role in preventing milk fever at calving. |
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If the cow has not got enough colostrum, surplus could be taken from the better milkers at calving and stored in the freezer for emergencies. |
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Cows have their counter-strategies, leaving the group to live in seclusion when they are calving. |
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It's a comparison of natural service and artificial insemination in seasonally calving dairy herds. |
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This hypothesis well explains why even the same cave has different patterns of calving and different chisel marks. |
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They do drift this far south after calving off the Arctic ice sheets further north. |
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It concentrates the mind when you are block calving because you sell all your barren cows in one go. |
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At night, you'll listen to the crack of icebergs calving, reminding you that, while Antarctica might not be far away, everything else is. |
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Treatment heifers had access to unlimited amounts of ungrazed forage prior to calving and were fed a different supplement. |
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Kayak as near as you dare to gigantic cathedrals of ice calving from Alaskan glaciers. |
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Before calving, they return to Tuttle and the cycle begins again. |
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Direct calving ease and maternal calving ease have a small positive genetic relationship. |
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It was quite an experience for someone who lives in the city to be on a cattle ranch during calving season. |
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Once the date of expected calving gets closer, the cow needs a comfortable place, where she can lie down easily and which is clean. |
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Nevertheless, an atypical recumbency often occurs after calving, due to a deficiency of available phosphorus. |
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However, many cows suffer from an atypical recumbency post calving due to a lack of phosphorus. |
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It feels like a fresh start now that we have got cows calving again. |
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And he claims to have lost 37 calves during the winter, when he could not be present during complicated deliveries, because he was calving elsewhere. |
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Mass losses from glaciers result from the processes of sublimation, iceberg calving and melt. |
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The U. S. still allows oil drilling in the Arctic wildlife refuge and these sensitive and ancient calving grounds are under unnecessary pressure. |
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Gestation lasts about a year, lactation probably less than a year, and the typical calving interval is two years. |
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Both calving performance indexes include emphasis on Calving Ease in first and later calvings. |
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Stillbirth, like calving difficulty, is a much larger problem in first-lactation calving than in later calvings. |
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For example, it includes maps of caribou calving grounds, traditional muskox hunting areas, and sacred sites. |
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After calving, cows normally undergo a 20 to 30 day period when oestrus cycles do not occur. |
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In the 1960s, lynxes were killing so many calves that wildlife managers removed many of the lynxes found on the calving grounds. |
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The latter class was used to cursorily evaluate the phenology of births on the calving ground. |
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At the end of the winter, most of the sexually mature females leave the estuary to go to the calving grounds in the Gulf. |
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Graph 2 shows the effect of rumen-protected choline on dry matter consumption when added to the ration of cows being prepared for calving. |
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Contains scenes of a grizzly bear encounter and caribou calving, which may not be suitable for very young viewers. |
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Researchers made comparisons according to lactation number, days since calving, and the amount of milk given 10 days before the day of estrus. |
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Winter is given over to mating and calving along the coast of Baja California, Mexico. |
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I should also make mention that right now, the first part of March, were in the middle of calving season. |
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Producers have the choice of reporting actual birth dates or using the initial calving date for a group of animals. |
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In order to survive, stockfarmers tend to slaughter as many animals as possible before the females reach first calving. |
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Accurate heat detection is vital in order to achieve optimal calving intervals, optimal yields and good herd reproductive performance. |
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The calving interval is the time between the birth of two calves by the same mother. |
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A second cow, with a calving interval of 2 years, gives birth to a calf every 2 years, and thus will give birth to 3 calves every 6 years. |
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Cows that are adequately prepared for calving will eat more after being dried off and after calving as well. |
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If good quality silage is fed ad-lib to dry cows, energy intakes will exceed requirements which can result in over fat cows at calving with its associated problems. |
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Which reminds me to mention a word of caution when managing cows around calving time, there is nothing like a good scare to make one realise the dangers of attack. |
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The Teshekpuk area, a network of wet meadows, river deltas, coastal lagoons and small ponds, is the prime calving grounds for a 25,000-strong caribou herd. |
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Cow and calf producers typically choose to commence calving and breeding at times of the year when weather is least stressful and forage conditions are optimal. |
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Four mountaineers in the high steppes of northern Tibet and northeastern China have located the key calving ground of the chiru, a rare Tibetan antelope. |
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Four cows have been culled amid concerns they may have contracted brucellosis, a contagious disease, which in cattle causes abortion or premature calving. |
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There were no calving problems except with one set of twins. |
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The calving lures many animals of prey, including lions and spotted hyena. |
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To the contrary, the timing of the highest nutrient requirement period of the winter calving cow was more coincident with the period when forage quality was highest. |
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Whether a sheet is growing or shrinking depends on whether it picks up more snow in the winter than it loses to calving icebergs and meltwater in the summer. |
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Although buffaloes are polyestrous, they exhibit a seasonal variation in display of oestrus, conception rate and calving. |
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Bull proofs for DCA and CA, which consider both calving ease and calf survival, will replace the current use of Maternal Calving Ease and Calving Ease proofs, respectively. |
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Earthquakes triggered near the ice margin may in turn accelerate ice calving and may account for the Heinrich events. |
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Be at her note, be near note, come forward to her note, of a cow or sow, be near the time for calving or farrowing. |
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Gestation lasts approximately 12 to 16 months and calving occurs once every 3 to 6 years. |
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Most calves are born in the summer, though some calving occurs throughout the year. |
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By late December to early January, eastern grays begin to arrive in the calving lagoons and bays on the west coast of Baja California Sur. |
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Even further out in the southwest approaches, the ice edge was floating and calving. |
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This score is often seen in cows in the first week after calving. |
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As a matter of fact, cows with calving problems, be it milk fever, afterbirth retention or other ailments, are more likely to have reproductive problems. |
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Table 1 provides the expected outcome in terms of daughter survival from first calving to either second, third or fourth calving depending on the sire's Herd Life proof. |
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They are the most efficient walkers of all ungulates in North America, and they are good navigators, unerringly walking hundreds of kilometres from the taiga to their relatively small calving areas on the tundra in spring. |
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Prevent lameness due to nerve damage at calving time through good judgment, proper and careful use of calf pullers and early consideration of caesarean section. |
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In Burkina Faso, on the other hand, milking is still done by hand, preferably just after the calving, and the yield is very poor during the dry season. |
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Golden eagles prey on calves and are the most prolific hunter on calving grounds. |
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The calving grounds of the Beverly caribou herd are located around Queen Maud Gulf but the herd shifted its traditional birthing area. |
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Mining activities in Arctic Sapmi cause controversy when they are in grazing and calving areas. |
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Power lines may cut off access to reindeer calving grounds and sacred sites. |
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These regions have served as reindeer calving and summer grounds for thousands of years, and contain many ancient Sami sacred sites. |
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Females watching calving pools will only alert their own young if they detect a disturbance, although the others will take notice and follow. |
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The length time in which offspring stay with their mother varies, though it can last until the female's next calving. |
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The only known calving area for the northern right whale is off the coasts of Florida and Georgia. |
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To manage these risks, producers should breed first calf heifers to calving ease sires and select females from cow families exhibiting strong maternal calving ease. |
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Established in 1927, it straddles the Nunavut and Northwest Territories border. This wildlife sanctuary contains a high diversity of vegetation and wildlife including calving grounds for the Beverly Caribou. |
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During the summer, they migrate to higher elevations where food supplies are greater and better for the calving season. |
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Association between non-parturient postpartum hypocalcaemia and the interval from calving to first ovulation in Holstein-Friesian dairy cows. |
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Because the calving icebergs vary in size, shape, and symmetry, the coast of Antarctica will remain a giant ice sculpture for quite some time. |
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Soon, the team was flying over an important calving area, a spot in the ocean where female North Atlantic right whales have their babies. |
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Missed heats are a common reason for undesirably long calving intervals. |
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Barren-ground caribou cows head toward traditional calving grounds, where they gather to calve year after year, even from different wintering areas. |
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Our study also documented that females were not absolutely philopatric to calving grounds and that some individuals had changed herds temporarily or permanently. |
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On the female side, the use of embryo transfer allows donor cows the opportunity for many more progeny compared to the usual cycle with a calving to initiate each new lactation. |
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In addition, the higher heritabilities of the calving performance traits helps improve the accuracy of the genetic evaluations for the correlated measures of female fertility. |
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Used mainly to keep a watchful eye on the barns during calving, the image and audio are wirelessly transmitted to the producer's television in the house, saving producers frequent trips to the birthing stalls. |
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It is recommended that cows be scored at calving, during their first postpartum exam, when bred, when checked for pregnancy, some time during late lactation and at dry-off. |
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In the wintertime, although it is very mild back home, I know ranchers, their wives and their children who get up during the night to check on the cattle to ensure everything is all right in the calving process. |
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The other day I asked if it was all right if I shot some crows. I asked if you are allowed to shoot crows or ravens if they are pestering your calves during calving time. |
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The spring calving heifers have been PD-ed with 19 out of 20 in calf, the geld one being a freemartin. |
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Many glaciers have snouts that terminate in tidal waters or lakes. The calving away of this ice, forming icebergs, is another way a glacier can lose mass. |
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Mr Stacey, who has 80 dairy cattle at Gorsehill Abbey Farm in Worcestershire, said there can be peer pressure to use antibiotics in certain circumstances, such as with mastitis after calving. |
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These cabins must be accessed on foot or on snowmobile along routes which ensure that sensitive areas, such as caribou calving grounds, remain undisturbed. |
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It has been used to support ongoing efforts in Canada and the United States to protect the calving area in Alaska from disturbance by oil and gas development. |
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The total number of females therefore no longer had to be extrapolated from the rate of presence on calving grounds, thereby eliminating one correction factor. |
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If there's no harrow packing after the seeding operation or there's no need to monitor cows in indoor calving shelters, the people who normally do those jobs might feel unneeded. |
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For example, in years where the RGH migrates later than usual, a portion of its calving ground is located below the tree line, thereby preventing the taking of photographs. |
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It is shocking that these nations do not want to allow a sanctuary protecting the breeding and calving area for whales, which face so many environmental threats. |
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We held the gathering before calving and after the fall round-up. |
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This is expected since the udder may still show some swelling, the body condition may be less than optimal for some time after calving and the cow is likely to be still growing depending on the age at calving. |
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They regularly produce one calf a year without risk during calving. |
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By spring, groups leave their winter grounds to go to the calving grounds. |
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Although in shorter term there is an immediate saving in milk but prolonged lactation and calving interval the financial returns are reduced in late conceivers. |
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The two eastern regions are located in the Caspian Coastal Depression with flat plain, gently sloped undulating plain and Saiga antelope calving areas. |
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Nasim Ahmad explained that the poor reproductive efficiency due to delayed puberty and longer calving interval was causing major economical losses to the dairy sector. |
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The sea was dangerous because of icebergs calving off the nearby glacier. |
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In addition, the calving ease direct EBV has continued to improve. |
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